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13894196448 = 2531113157383
BaseRepresentation
bin11001111000010100…
…01001110011100000
31022212022101022101110
430330022021303200
5211423403241243
610214412503320
71001211502236
oct147412116340
938768338343
1013894196448
11598aa03490
12283917ab40
131405715922
1495b414956
15564bd3e33
hex33c289ce0

13894196448 has 48 divisors (see below), whose sum is σ = 39787929216. Its totient is φ = 4210362240.

The previous prime is 13894196429. The next prime is 13894196453. The reversal of 13894196448 is 84469149831.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6577636 + ... + 6579747.

It is an arithmetic number, because the mean of its divisors is an integer number (828915192).

Almost surely, 213894196448 is an apocalyptic number.

It is an amenable number.

13894196448 is an abundant number, since it is smaller than the sum of its proper divisors (25893732768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13894196448 is a wasteful number, since it uses less digits than its factorization.

13894196448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13157407 (or 13157399 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 57.

The spelling of 13894196448 in words is "thirteen billion, eight hundred ninety-four million, one hundred ninety-six thousand, four hundred forty-eight".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 264 352 528 1056 13157383 26314766 39472149 52629532 78944298 105259064 144731213 157888596 210518128 289462426 315777192 421036256 434193639 578924852 631554384 868387278 1157849704 1263108768 1736774556 2315699408 3473549112 4631398816 6947098224 13894196448